★★★★★ 5
Works for a smaller area
Color: Black
Easy to assemble. Fast delivery
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
Adafruit ISO1540 Bidirectional I2C Isolator - STEMMA QT / Qwiic
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Adafruit ISO1540 Bidirectional I2C Isolator - STEMMA QT / QwiicThe Adafruit ISO1540 Bidirectional I2C Isolator is designed to provide full electrical isolation between two sides of an I2C bus. Perfect for setups where you need to keep an I2C bus controller and an I2C device electrically separated due to grounding differences, noise reduction, or special power monitoring requirements. This board uses the TI ISO1540 chip, which supports bidirectional I2C communication up to 1 MHz with clock stretching and operates
Quick Dispatch:
Your Adafruit ISO1540 Bidirectional I2C Isolator - STEMMA QT / Qwiic orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
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4.6 ★★★★★
Based on 2393 reviews
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Product Reviews
★★★★★ 3
Below expectation
Color: Black
Not quite what I was expecting but it can be used
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
★★★★★ 4
Good
Color: Grey
Works as it should, but one of the brackets on the leg broke while setting up. Super glue is holding it in just fine.
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Reviewed in the United States on March 5, 2026
★★★★★ 1
Not good for putting away daily
Color: Grey
This product may work of you are doing a full install, but is terrible for putting up and taking down daily. I have only had it 2 months and it is falling apart and will not stand straight.
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Reviewed in the United States on April 25, 2026
★★★★★ 5
Privacy at ease!
Color: Black, Color: Black
This is exactly what we needed for our large house and bedroom sharing with the kids. People need privacy and this can be tucked away when it isn't being used. Perfect!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
